species<-structure(list(fish = c(10, 37, 60, 113, 99, 13, 30, 114, 112, 
17, 10, 14, 39, 14, 14, 67, 36, 30, 19, 46, 68, 93, 13, 53, 17, 
245, 88, 24, 37, 22, 18, 214, 177, 17, 50, 5, 22, 156, 74, 13, 
11, 48, 14, 28, 17, 17, 21, 13, 14, 21, 24, 12, 26, 13, 19, 19, 
22, 15, 9, 23, 48, 21, 46, 14, 7, 5, 40, 18, 20, 17), lake = c(5, 
41, 171, 25719, 59596, 1, 44, 58016, 19477, 10, 85, 1, 174, 3, 
54, 82414, 36, 1, 5, 5346, 2072, 17500, 673, 2150, 2370, 28490, 
4413, 29, 9065, 3302, 3626, 32893, 69484, 64500, 31500, 18500, 
1125, 423488, 436000, 165, 6206, 18400, 24, 10340, 2, 38000, 
221, 4650, 231, 7154, 616, 31153, 27195, 406, 399, 1425, 60, 
71, 15, 98, 684, 212, 676, 1080, 111, 8, 8264, 9065, 357, 347
)), .Names = c("fish", "lake"), class = "data.frame", row.names = c("1", 
"2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", 
"14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24", 
"25", "26", "27", "28", "29", "30", "31", "32", "33", "34", "35", 
"36", "37", "38", "39", "40", "41", "42", "43", "44", "45", "46", 
"47", "48", "49", "50", "51", "52", "53", "54", "55", "56", "57", 
"58", "59", "60", "61", "62", "63", "64", "65", "66", "67", "68", 
"69", "70"))
